Product Specifications
| Parameter | Details |
|---|
| Model NO. | Double Row Cylindrical Roller Bearing |
| Outer Dimension | Medium and Large(120-190mm) |
| Material | Bearing Steel |
| Spherical | Non-Aligning Bearings |
| Load Direction | Axial Bearing |
| Separated | Separated |
| Clearance | C0 C2 C3 C4 C5 |
| Cage | Brass, Steel |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Hardness | 60-64 HRC |
| Transport Package | Carton Pallet |
| Specification | As Your Request |
| Trademark | zhaoyun |
| Origin | Jiangsu China |
| HS Code | 8482800000 |
| Production Capacity | 1000000 |
Application Industries
| Industry | Typical Equipment |
|---|
| Manufacturing | CNC Machine Tools, Precision Spindles, Gearboxes |
| Industrial Machinery | Rotary Tables, Grinding Machines, Lathes |
| Automotive | Transmission Systems, Electric Motors |
NN3008/NN3009 Double Row Cylindrical Roller Bearings: Solving Precision Spindle Downtime
Maintenance teams know the frustration of unexpected spindle failures—hours lost to replacing substandard bearings, production delays mounting, and the hidden cost of mismatched components. Sourcing precision spindle bearings often means juggling multiple suppliers, each with different lead times and quality standards, leaving your team vulnerable to extended downtime when critical parts are needed most.
Precision Spindle Bearings with C3 Clearance and Brass Cage: In Stock for Urgent Needs
Our Double Row Cylindrical Roller Bearings NN3008 and NN3009 address these challenges directly. As an official authorized solution provider, we maintain full-process quality control compliant with global standards, ensuring each bearing meets the exact specifications required for precision spindle applications. With C3 clearance and brass cages, these bearings deliver the stability and heat resistance needed for high-speed operations, available for immediate shipment to minimize your production downtime.
Optimal Performance in High-Speed Precision Applications
These double row cylindrical roller bearings excel in environments where precision and durability are non-negotiable. Designed for precision spindles, they handle radial loads efficiently while maintaining alignment under high rotational speeds. The separated inner and outer rings allow for easy mounting and dismounting, a critical feature during emergency maintenance. Whether operating in CNC machine tools, grinding machines, or rotary tables, these bearings provide consistent performance even in continuous-duty applications.
Technical Features That Drive Reliability
The C3 clearance rating ensures optimal internal spacing for thermal expansion during high-speed operation, reducing friction and extending bearing life. Brass cages offer superior strength and heat dissipation compared to steel alternatives, maintaining structural integrity at elevated temperatures and preventing lubricant degradation. With a hardness of 60-64 HRC, the bearing steel construction resists wear and deformation under heavy loads, while Z1V1 to Z3V3 vibration grades ensure smooth operation, critical for precision machining where vibration can compromise workpiece quality.
Why Genuine Bearings Matter for Total Cost of Ownership
Choosing authentic double row cylindrical roller bearings eliminates the risks associated with counterfeit products. Substandard bearings often fail prematurely, leading to unplanned downtime, costly repairs, and potential damage to adjacent spindle components. Our bearings, sourced through official channels, come with complete traceability and compliance documentation, ensuring they meet ISO standards for load capacity and dimensional accuracy. While initial costs may be higher than non-genuine alternatives, the extended service life and reduced maintenance needs lower your total cost of ownership over time.
Your Trusted Partner for Industrial Bearings
With over 900 clients across 50+ countries, we’ve built our reputation on reliability and专业ism. Our core strengths include official full-category authorization, one-stop system procurement, and a sealing & lubrication engineering team ready to assist with选型 and application support. We maintain centralized warehousing for fast emergency maintenance delivery, ensuring critical parts like the NN3008 and NN3009 are available when you need them. Every bearing undergoes rigorous quality inspection before shipment, and our dedicated customer service team provides single-point contact for all technical and logistical needs.
Packaging & Shipping
- Carton pallet packaging with protective cushioning to prevent damage during transit
- 现货 available for delivery within 3-7 working days
- Multiple logistics options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking provided for all shipments
- Minimum order quantity of 1 piece, supporting both emergency repairs and scheduled maintenance
Secure Your Precision Spindle Bearings Today
Don’t let equipment downtime impact your production schedule. The NN3008 and NN3009 Double Row Cylindrical Roller Bearings are in stock and ready to ship. Each day of delayed maintenance can cost thousands in lost productivity—act now to restore your machinery to optimal performance.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, as an official authorized solution provider, all our products are sourced through genuine supply chains and come with complete traceability documentation.
Q: How can I confirm if the NN3008/NN3009 is compatible with my spindle?
A: Provide your equipment model or spindle specifications, and our engineering team will verify compatibility and provide technical recommendations at no cost.
Q: What is your warranty policy for these bearings?
A: We stand by the quality of our products. Any manufacturing defects will be addressed with a full replacement in accordance with industry standards.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, making it easy to source emergency replacement parts or small quantities for scheduled maintenance.
Q: How quickly can I expect delivery?
A: Stock items are typically shipped within 3-7 working days, with expedited options available for urgent requirements.
Q: How can I verify the authenticity of the bearings upon receipt?
A: Each bearing comes with manufacturer markings and packaging that can be cross-verified through official channels. We also provide certification documents upon request.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.
